bool appendKeyframeWithCustomBezierTimingFunction<TransformAnimationValue, WebTransformKeyframe, WebTransformAnimationCurve>(WebTransformAnimationCurve* curve, double keyTime, const TransformAnimationValue* value, const TransformAnimationValue* lastValue, double x1, double y1, double x2, double y2, const FloatSize& boxSize)
{
if (causesRotationOfAtLeast180Degrees(value, lastValue))
return false;
WebTransformOperations operations = toWebTransformOperations(*value->value(), boxSize);
if (operations.apply().isInvertible()) {
curve->add(WebTransformKeyframe(keyTime, operations), x1, y1, x2, y2);
return true;
}
return false;
}
bool appendKeyframeWithStandardTimingFunction<TransformAnimationValue, WebTransformKeyframe, WebTransformAnimationCurve>(WebTransformAnimationCurve* curve, double keyTime, const TransformAnimationValue* value, const TransformAnimationValue* lastValue, WebKit::WebAnimationCurve::TimingFunctionType timingFunctionType, const FloatSize& boxSize)
{
if (causesRotationOfAtLeast180Degrees(value, lastValue))
return false;
WebTransformOperations operations = toWebTransformOperations(*value->value(), boxSize);
if (operations.apply().isInvertible()) {
curve->add(WebTransformKeyframe(keyTime, operations), timingFunctionType);
return true;
}
return false;
}
bool appendKeyframeWithCustomBezierTimingFunction<TransformAnimationValue, WebTransformKeyframe, WebTransformAnimationCurve>(WebTransformAnimationCurve* curve, double keyTime, const TransformAnimationValue* value, const TransformAnimationValue* lastValue, double x1, double y1, double x2, double y2, const FloatSize& boxSize)
{
bool canBlend = !lastValue;
WebTransformOperations operations = toWebTransformOperations(*value->value(), boxSize);
if (!canBlend) {
WebTransformOperations lastOperations = toWebTransformOperations(*lastValue->value(), boxSize);
canBlend = lastOperations.canBlendWith(operations);
}
if (canBlend) {
curve->add(WebTransformKeyframe(keyTime, operations), x1, y1, x2, y2);
return true;
}
return false;
}
bool appendKeyframeWithStandardTimingFunction<TransformAnimationValue, WebTransformKeyframe, WebTransformAnimationCurve>(WebTransformAnimationCurve* curve, double keyTime, const TransformAnimationValue* value, const TransformAnimationValue* lastValue, WebKit::WebAnimationCurve::TimingFunctionType timingFunctionType, const FloatSize& boxSize)
{
bool canBlend = !lastValue;
WebTransformOperations operations = toWebTransformOperations(*value->value(), boxSize);
if (!canBlend) {
WebTransformOperations lastOperations = toWebTransformOperations(*lastValue->value(), boxSize);
canBlend = lastOperations.canBlendWith(operations);
}
if (canBlend) {
curve->add(WebTransformKeyframe(keyTime, operations), timingFunctionType);
return true;
}
return false;
}
